obama will meet his counterpart thein sein. donilon stressed obama will raise the issue of violence with against muslim rohina with myanmar's leaders. a week of violence last month claimed about 90 lives according to the official account. more than 100,000 people have been displaced. the white house says the improving u.s. relationship with myanmar is an example hostile nations could follow. >> that is a path that if the north koreans would address the nuclear issue it would be available to them. it is an important example for the leadership of north korea to contemplate. >> obama will begin his tour here in thailand. he will travel to myanmar on monday before visiting cambodia for the east asia summit. >>> negotiators from the united states and afghanistan have started delicate discussions in kabul. they're trying to agree how many u.s. military personnel will remain in afghanistan after combat troops withdraw at the end of 2014. nhk world's hideki yui has more from kabul. >> the agreement that will provide reassurance to the